Game Development Reference
in order. For example, The Maximum Then Minimum setting
performs the Minimax calculations fi rst with the Maximum value
and then the Minimum value. The results are quite different from
what we've seen so far (Fig. 5.41).
Click the Reset button at the top of the Minimax effect in the
Effect Controls panel. We're now going to look at the Channel
drop down. So far, we've been looking at obtaining the minimum-
and maximum color values. However, we can change this set-
ting to process individual color channels, or the alpha channel.
Change the Channel value to Alpha. Now, when you increase the
Figure 5.41 The results of
changing the Operation value to
Maximum Then Minimum.